That sounds like a https://en.wikipedia.org/wiki/Stepper_motor https://en.wikipedia.org/wiki/Stepper_motor with extra steps. You could argue that a stepper mot

That sounds like a https://en.wikipedia.org/wiki/Stepper_motor https://en.wikipedia.org/wiki/Stepper_motor with extra steps. You could argue that a stepper motor is also just pulsed DC, though it starts looking more like AC as you increase the drive efficiency.